slouken@2713
|
1 |
/*
|
slouken@5535
|
2 |
Simple DirectMedia Layer
|
slouken@11811
|
3 |
Copyright (C) 1997-2018 Sam Lantinga <slouken@libsdl.org>
|
slouken@2713
|
4 |
|
slouken@5535
|
5 |
This software is provided 'as-is', without any express or implied
|
slouken@5535
|
6 |
warranty. In no event will the authors be held liable for any damages
|
slouken@5535
|
7 |
arising from the use of this software.
|
slouken@2713
|
8 |
|
slouken@5535
|
9 |
Permission is granted to anyone to use this software for any purpose,
|
slouken@5535
|
10 |
including commercial applications, and to alter it and redistribute it
|
slouken@5535
|
11 |
freely, subject to the following restrictions:
|
slouken@2713
|
12 |
|
slouken@5535
|
13 |
1. The origin of this software must not be misrepresented; you must not
|
slouken@5535
|
14 |
claim that you wrote the original software. If you use this software
|
slouken@5535
|
15 |
in a product, an acknowledgment in the product documentation would be
|
slouken@5535
|
16 |
appreciated but is not required.
|
slouken@5535
|
17 |
2. Altered source versions must be plainly marked as such, and must not be
|
slouken@5535
|
18 |
misrepresented as being the original software.
|
slouken@5535
|
19 |
3. This notice may not be removed or altered from any source distribution.
|
slouken@2713
|
20 |
*/
|
icculus@8093
|
21 |
#include "../SDL_internal.h"
|
slouken@2713
|
22 |
|
slouken@2713
|
23 |
#include "SDL_syshaptic.h"
|
slouken@4472
|
24 |
#include "SDL_haptic_c.h"
|
slouken@2713
|
25 |
#include "../joystick/SDL_joystick_c.h" /* For SDL_PrivateJoystickValid */
|
icculus@7621
|
26 |
#include "SDL_assert.h"
|
slouken@2713
|
27 |
|
slouken@10610
|
28 |
/* Global for SDL_windowshaptic.c */
|
slouken@10610
|
29 |
SDL_Haptic *SDL_haptics = NULL;
|
slouken@2713
|
30 |
|
slouken@2713
|
31 |
/*
|
slouken@2713
|
32 |
* Initializes the Haptic devices.
|
slouken@2713
|
33 |
*/
|
slouken@2713
|
34 |
int
|
slouken@2713
|
35 |
SDL_HapticInit(void)
|
slouken@2713
|
36 |
{
|
slouken@2713
|
37 |
int status;
|
slouken@2713
|
38 |
|
slouken@2713
|
39 |
status = SDL_SYS_HapticInit();
|
slouken@2713
|
40 |
if (status >= 0) {
|
slouken@2713
|
41 |
status = 0;
|
slouken@2713
|
42 |
}
|
slouken@2713
|
43 |
|
slouken@2713
|
44 |
return status;
|
slouken@2713
|
45 |
}
|
slouken@2713
|
46 |
|
slouken@2713
|
47 |
|
slouken@2713
|
48 |
/*
|
slouken@2713
|
49 |
* Checks to see if the haptic device is valid
|
slouken@2713
|
50 |
*/
|
slouken@2713
|
51 |
static int
|
slouken@2713
|
52 |
ValidHaptic(SDL_Haptic * haptic)
|
slouken@2713
|
53 |
{
|
slouken@2713
|
54 |
int valid;
|
urkle@8170
|
55 |
SDL_Haptic *hapticlist;
|
slouken@2713
|
56 |
|
slouken@2713
|
57 |
valid = 0;
|
bobbens@3080
|
58 |
if (haptic != NULL) {
|
urkle@8170
|
59 |
hapticlist = SDL_haptics;
|
urkle@8170
|
60 |
while ( hapticlist )
|
urkle@8170
|
61 |
{
|
urkle@8170
|
62 |
if (hapticlist == haptic) {
|
bobbens@3080
|
63 |
valid = 1;
|
bobbens@3080
|
64 |
break;
|
bobbens@3080
|
65 |
}
|
urkle@8170
|
66 |
hapticlist = hapticlist->next;
|
slouken@2713
|
67 |
}
|
slouken@2713
|
68 |
}
|
slouken@2713
|
69 |
|
bobbens@3080
|
70 |
/* Create the error here. */
|
bobbens@3080
|
71 |
if (valid == 0) {
|
bobbens@3080
|
72 |
SDL_SetError("Haptic: Invalid haptic device identifier");
|
bobbens@3080
|
73 |
}
|
bobbens@3080
|
74 |
|
slouken@2713
|
75 |
return valid;
|
slouken@2713
|
76 |
}
|
slouken@2713
|
77 |
|
slouken@2713
|
78 |
|
slouken@2713
|
79 |
/*
|
slouken@2713
|
80 |
* Returns the number of available devices.
|
slouken@2713
|
81 |
*/
|
slouken@2713
|
82 |
int
|
slouken@2713
|
83 |
SDL_NumHaptics(void)
|
slouken@2713
|
84 |
{
|
urkle@8170
|
85 |
return SDL_SYS_NumHaptics();
|
slouken@2713
|
86 |
}
|
slouken@2713
|
87 |
|
slouken@2713
|
88 |
|
slouken@2713
|
89 |
/*
|
slouken@2713
|
90 |
* Gets the name of a Haptic device by index.
|
slouken@2713
|
91 |
*/
|
slouken@2713
|
92 |
const char *
|
slouken@2713
|
93 |
SDL_HapticName(int device_index)
|
slouken@2713
|
94 |
{
|
urkle@8170
|
95 |
if ((device_index < 0) || (device_index >= SDL_NumHaptics())) {
|
slouken@2713
|
96 |
SDL_SetError("Haptic: There are %d haptic devices available",
|
urkle@8170
|
97 |
SDL_NumHaptics());
|
slouken@2713
|
98 |
return NULL;
|
slouken@2713
|
99 |
}
|
slouken@2713
|
100 |
return SDL_SYS_HapticName(device_index);
|
slouken@2713
|
101 |
}
|
slouken@2713
|
102 |
|
slouken@2713
|
103 |
|
slouken@2713
|
104 |
/*
|
slouken@2713
|
105 |
* Opens a Haptic device.
|
slouken@2713
|
106 |
*/
|
slouken@2713
|
107 |
SDL_Haptic *
|
slouken@2713
|
108 |
SDL_HapticOpen(int device_index)
|
slouken@2713
|
109 |
{
|
slouken@2713
|
110 |
SDL_Haptic *haptic;
|
urkle@8170
|
111 |
SDL_Haptic *hapticlist;
|
slouken@2713
|
112 |
|
urkle@8170
|
113 |
if ((device_index < 0) || (device_index >= SDL_NumHaptics())) {
|
slouken@2713
|
114 |
SDL_SetError("Haptic: There are %d haptic devices available",
|
urkle@8170
|
115 |
SDL_NumHaptics());
|
slouken@2713
|
116 |
return NULL;
|
slouken@2713
|
117 |
}
|
slouken@2713
|
118 |
|
urkle@8170
|
119 |
hapticlist = SDL_haptics;
|
urkle@8170
|
120 |
/* If the haptic is already open, return it
|
urkle@8170
|
121 |
* TODO: Should we create haptic instance IDs like the Joystick API?
|
urkle@8170
|
122 |
*/
|
urkle@8170
|
123 |
while ( hapticlist )
|
urkle@8170
|
124 |
{
|
urkle@8170
|
125 |
if (device_index == hapticlist->index) {
|
urkle@8170
|
126 |
haptic = hapticlist;
|
slouken@2713
|
127 |
++haptic->ref_count;
|
slouken@2713
|
128 |
return haptic;
|
slouken@2713
|
129 |
}
|
urkle@8170
|
130 |
hapticlist = hapticlist->next;
|
slouken@2713
|
131 |
}
|
slouken@2713
|
132 |
|
slouken@2713
|
133 |
/* Create the haptic device */
|
slouken@2713
|
134 |
haptic = (SDL_Haptic *) SDL_malloc((sizeof *haptic));
|
slouken@2713
|
135 |
if (haptic == NULL) {
|
slouken@2713
|
136 |
SDL_OutOfMemory();
|
slouken@2713
|
137 |
return NULL;
|
slouken@2713
|
138 |
}
|
slouken@2713
|
139 |
|
slouken@2713
|
140 |
/* Initialize the haptic device */
|
slouken@2713
|
141 |
SDL_memset(haptic, 0, (sizeof *haptic));
|
slouken@5360
|
142 |
haptic->rumble_id = -1;
|
slouken@2713
|
143 |
haptic->index = device_index;
|
slouken@2713
|
144 |
if (SDL_SYS_HapticOpen(haptic) < 0) {
|
slouken@2713
|
145 |
SDL_free(haptic);
|
slouken@2713
|
146 |
return NULL;
|
slouken@2713
|
147 |
}
|
slouken@2713
|
148 |
|
slouken@7524
|
149 |
/* Add haptic to list */
|
slouken@7524
|
150 |
++haptic->ref_count;
|
urkle@8170
|
151 |
/* Link the haptic in the list */
|
urkle@8170
|
152 |
haptic->next = SDL_haptics;
|
urkle@8170
|
153 |
SDL_haptics = haptic;
|
slouken@7524
|
154 |
|
slouken@2713
|
155 |
/* Disable autocenter and set gain to max. */
|
slouken@2713
|
156 |
if (haptic->supported & SDL_HAPTIC_GAIN)
|
slouken@2713
|
157 |
SDL_HapticSetGain(haptic, 100);
|
slouken@2713
|
158 |
if (haptic->supported & SDL_HAPTIC_AUTOCENTER)
|
slouken@2713
|
159 |
SDL_HapticSetAutocenter(haptic, 0);
|
slouken@2713
|
160 |
|
slouken@2713
|
161 |
return haptic;
|
slouken@2713
|
162 |
}
|
slouken@2713
|
163 |
|
slouken@2713
|
164 |
|
slouken@2713
|
165 |
/*
|
slouken@2713
|
166 |
* Returns 1 if the device has been opened.
|
slouken@2713
|
167 |
*/
|
slouken@2713
|
168 |
int
|
slouken@2713
|
169 |
SDL_HapticOpened(int device_index)
|
slouken@2713
|
170 |
{
|
urkle@8170
|
171 |
int opened;
|
urkle@8170
|
172 |
SDL_Haptic *hapticlist;
|
slouken@2713
|
173 |
|
slouken@7524
|
174 |
/* Make sure it's valid. */
|
urkle@8170
|
175 |
if ((device_index < 0) || (device_index >= SDL_NumHaptics())) {
|
slouken@7524
|
176 |
SDL_SetError("Haptic: There are %d haptic devices available",
|
urkle@8170
|
177 |
SDL_NumHaptics());
|
philipp@7533
|
178 |
return 0;
|
slouken@7524
|
179 |
}
|
slouken@7524
|
180 |
|
slouken@2713
|
181 |
opened = 0;
|
urkle@8170
|
182 |
hapticlist = SDL_haptics;
|
urkle@8170
|
183 |
/* TODO Should this use an instance ID? */
|
urkle@8170
|
184 |
while ( hapticlist )
|
urkle@8170
|
185 |
{
|
urkle@8170
|
186 |
if (hapticlist->index == (Uint8) device_index) {
|
slouken@2713
|
187 |
opened = 1;
|
slouken@2713
|
188 |
break;
|
slouken@2713
|
189 |
}
|
urkle@8170
|
190 |
hapticlist = hapticlist->next;
|
slouken@2713
|
191 |
}
|
slouken@2713
|
192 |
return opened;
|
slouken@2713
|
193 |
}
|
slouken@2713
|
194 |
|
slouken@2713
|
195 |
|
slouken@2713
|
196 |
/*
|
slouken@2713
|
197 |
* Returns the index to a haptic device.
|
slouken@2713
|
198 |
*/
|
slouken@2713
|
199 |
int
|
slouken@2713
|
200 |
SDL_HapticIndex(SDL_Haptic * haptic)
|
slouken@2713
|
201 |
{
|
slouken@2713
|
202 |
if (!ValidHaptic(haptic)) {
|
slouken@2713
|
203 |
return -1;
|
slouken@2713
|
204 |
}
|
slouken@2713
|
205 |
|
slouken@2713
|
206 |
return haptic->index;
|
slouken@2713
|
207 |
}
|
slouken@2713
|
208 |
|
slouken@2713
|
209 |
|
slouken@2713
|
210 |
/*
|
slouken@2713
|
211 |
* Returns SDL_TRUE if mouse is haptic, SDL_FALSE if it isn't.
|
slouken@2713
|
212 |
*/
|
slouken@2713
|
213 |
int
|
slouken@2713
|
214 |
SDL_MouseIsHaptic(void)
|
slouken@2713
|
215 |
{
|
slouken@2713
|
216 |
if (SDL_SYS_HapticMouse() < 0)
|
slouken@2713
|
217 |
return SDL_FALSE;
|
slouken@2713
|
218 |
return SDL_TRUE;
|
slouken@2713
|
219 |
}
|
slouken@2713
|
220 |
|
slouken@2713
|
221 |
|
slouken@2713
|
222 |
/*
|
slouken@2713
|
223 |
* Returns the haptic device if mouse is haptic or NULL elsewise.
|
slouken@2713
|
224 |
*/
|
slouken@2713
|
225 |
SDL_Haptic *
|
slouken@2713
|
226 |
SDL_HapticOpenFromMouse(void)
|
slouken@2713
|
227 |
{
|
slouken@2713
|
228 |
int device_index;
|
slouken@2713
|
229 |
|
slouken@2713
|
230 |
device_index = SDL_SYS_HapticMouse();
|
slouken@2713
|
231 |
|
slouken@2713
|
232 |
if (device_index < 0) {
|
slouken@2713
|
233 |
SDL_SetError("Haptic: Mouse isn't a haptic device.");
|
slouken@2713
|
234 |
return NULL;
|
slouken@2713
|
235 |
}
|
slouken@2713
|
236 |
|
slouken@2713
|
237 |
return SDL_HapticOpen(device_index);
|
slouken@2713
|
238 |
}
|
slouken@2713
|
239 |
|
slouken@2713
|
240 |
|
slouken@2713
|
241 |
/*
|
slouken@2713
|
242 |
* Returns SDL_TRUE if joystick has haptic features.
|
slouken@2713
|
243 |
*/
|
slouken@2713
|
244 |
int
|
slouken@2713
|
245 |
SDL_JoystickIsHaptic(SDL_Joystick * joystick)
|
slouken@2713
|
246 |
{
|
slouken@2713
|
247 |
int ret;
|
slouken@2713
|
248 |
|
slouken@2713
|
249 |
/* Must be a valid joystick */
|
slouken@6690
|
250 |
if (!SDL_PrivateJoystickValid(joystick)) {
|
slouken@2713
|
251 |
return -1;
|
slouken@2713
|
252 |
}
|
slouken@2713
|
253 |
|
slouken@2713
|
254 |
ret = SDL_SYS_JoystickIsHaptic(joystick);
|
slouken@2713
|
255 |
|
slouken@2713
|
256 |
if (ret > 0)
|
slouken@2713
|
257 |
return SDL_TRUE;
|
slouken@2713
|
258 |
else if (ret == 0)
|
slouken@2713
|
259 |
return SDL_FALSE;
|
slouken@2713
|
260 |
else
|
slouken@2713
|
261 |
return -1;
|
slouken@2713
|
262 |
}
|
slouken@2713
|
263 |
|
slouken@2713
|
264 |
|
slouken@2713
|
265 |
/*
|
slouken@2713
|
266 |
* Opens a haptic device from a joystick.
|
slouken@2713
|
267 |
*/
|
slouken@2713
|
268 |
SDL_Haptic *
|
slouken@2713
|
269 |
SDL_HapticOpenFromJoystick(SDL_Joystick * joystick)
|
slouken@2713
|
270 |
{
|
slouken@2713
|
271 |
SDL_Haptic *haptic;
|
urkle@8170
|
272 |
SDL_Haptic *hapticlist;
|
slouken@2713
|
273 |
|
slouken@7524
|
274 |
/* Make sure there is room. */
|
urkle@8170
|
275 |
if (SDL_NumHaptics() <= 0) {
|
slouken@7524
|
276 |
SDL_SetError("Haptic: There are %d haptic devices available",
|
urkle@8170
|
277 |
SDL_NumHaptics());
|
slouken@7524
|
278 |
return NULL;
|
slouken@7524
|
279 |
}
|
slouken@7524
|
280 |
|
slouken@2713
|
281 |
/* Must be a valid joystick */
|
slouken@6690
|
282 |
if (!SDL_PrivateJoystickValid(joystick)) {
|
bobbens@3232
|
283 |
SDL_SetError("Haptic: Joystick isn't valid.");
|
slouken@2713
|
284 |
return NULL;
|
slouken@2713
|
285 |
}
|
slouken@2713
|
286 |
|
slouken@2713
|
287 |
/* Joystick must be haptic */
|
slouken@2713
|
288 |
if (SDL_SYS_JoystickIsHaptic(joystick) <= 0) {
|
bobbens@3232
|
289 |
SDL_SetError("Haptic: Joystick isn't a haptic device.");
|
slouken@2713
|
290 |
return NULL;
|
slouken@2713
|
291 |
}
|
slouken@2713
|
292 |
|
urkle@8170
|
293 |
hapticlist = SDL_haptics;
|
slouken@2713
|
294 |
/* Check to see if joystick's haptic is already open */
|
urkle@8170
|
295 |
while ( hapticlist )
|
urkle@8170
|
296 |
{
|
urkle@8170
|
297 |
if (SDL_SYS_JoystickSameHaptic(hapticlist, joystick)) {
|
urkle@8170
|
298 |
haptic = hapticlist;
|
slouken@2713
|
299 |
++haptic->ref_count;
|
slouken@2713
|
300 |
return haptic;
|
slouken@2713
|
301 |
}
|
urkle@8170
|
302 |
hapticlist = hapticlist->next;
|
slouken@2713
|
303 |
}
|
slouken@2713
|
304 |
|
slouken@2713
|
305 |
/* Create the haptic device */
|
slouken@2713
|
306 |
haptic = (SDL_Haptic *) SDL_malloc((sizeof *haptic));
|
slouken@2713
|
307 |
if (haptic == NULL) {
|
slouken@2713
|
308 |
SDL_OutOfMemory();
|
slouken@2713
|
309 |
return NULL;
|
slouken@2713
|
310 |
}
|
slouken@2713
|
311 |
|
slouken@2713
|
312 |
/* Initialize the haptic device */
|
slouken@2713
|
313 |
SDL_memset(haptic, 0, sizeof(SDL_Haptic));
|
slouken@5360
|
314 |
haptic->rumble_id = -1;
|
slouken@2713
|
315 |
if (SDL_SYS_HapticOpenFromJoystick(haptic, joystick) < 0) {
|
slouken@11238
|
316 |
SDL_SetError("Haptic: SDL_SYS_HapticOpenFromJoystick failed.");
|
slouken@2713
|
317 |
SDL_free(haptic);
|
slouken@2713
|
318 |
return NULL;
|
slouken@2713
|
319 |
}
|
slouken@2713
|
320 |
|
slouken@2713
|
321 |
/* Add haptic to list */
|
slouken@7524
|
322 |
++haptic->ref_count;
|
urkle@8170
|
323 |
/* Link the haptic in the list */
|
urkle@8170
|
324 |
haptic->next = SDL_haptics;
|
urkle@8170
|
325 |
SDL_haptics = haptic;
|
slouken@2713
|
326 |
|
slouken@2713
|
327 |
return haptic;
|
slouken@2713
|
328 |
}
|
slouken@2713
|
329 |
|
slouken@2713
|
330 |
|
slouken@2713
|
331 |
/*
|
slouken@2713
|
332 |
* Closes a SDL_Haptic device.
|
slouken@2713
|
333 |
*/
|
slouken@2713
|
334 |
void
|
slouken@2713
|
335 |
SDL_HapticClose(SDL_Haptic * haptic)
|
slouken@2713
|
336 |
{
|
slouken@2713
|
337 |
int i;
|
urkle@8170
|
338 |
SDL_Haptic *hapticlist;
|
urkle@8170
|
339 |
SDL_Haptic *hapticlistprev;
|
slouken@2713
|
340 |
|
slouken@2713
|
341 |
/* Must be valid */
|
slouken@2713
|
342 |
if (!ValidHaptic(haptic)) {
|
slouken@2713
|
343 |
return;
|
slouken@2713
|
344 |
}
|
slouken@2713
|
345 |
|
slouken@2713
|
346 |
/* Check if it's still in use */
|
slouken@8974
|
347 |
if (--haptic->ref_count > 0) {
|
slouken@2713
|
348 |
return;
|
slouken@2713
|
349 |
}
|
slouken@2713
|
350 |
|
slouken@2713
|
351 |
/* Close it, properly removing effects if needed */
|
slouken@2713
|
352 |
for (i = 0; i < haptic->neffects; i++) {
|
slouken@2713
|
353 |
if (haptic->effects[i].hweffect != NULL) {
|
slouken@2713
|
354 |
SDL_HapticDestroyEffect(haptic, i);
|
slouken@2713
|
355 |
}
|
slouken@2713
|
356 |
}
|
slouken@2713
|
357 |
SDL_SYS_HapticClose(haptic);
|
slouken@2713
|
358 |
|
slouken@2713
|
359 |
/* Remove from the list */
|
urkle@8170
|
360 |
hapticlist = SDL_haptics;
|
urkle@8170
|
361 |
hapticlistprev = NULL;
|
urkle@8170
|
362 |
while ( hapticlist )
|
urkle@8170
|
363 |
{
|
urkle@8170
|
364 |
if (haptic == hapticlist)
|
urkle@8170
|
365 |
{
|
urkle@8170
|
366 |
if ( hapticlistprev )
|
urkle@8170
|
367 |
{
|
urkle@8170
|
368 |
/* unlink this entry */
|
urkle@8170
|
369 |
hapticlistprev->next = hapticlist->next;
|
urkle@8170
|
370 |
}
|
urkle@8170
|
371 |
else
|
urkle@8170
|
372 |
{
|
urkle@8170
|
373 |
SDL_haptics = haptic->next;
|
urkle@8170
|
374 |
}
|
urkle@8170
|
375 |
|
slouken@2713
|
376 |
break;
|
slouken@2713
|
377 |
}
|
urkle@8170
|
378 |
hapticlistprev = hapticlist;
|
urkle@8170
|
379 |
hapticlist = hapticlist->next;
|
slouken@2713
|
380 |
}
|
slouken@2713
|
381 |
|
slouken@2713
|
382 |
/* Free */
|
slouken@2713
|
383 |
SDL_free(haptic);
|
slouken@2713
|
384 |
}
|
slouken@2713
|
385 |
|
slouken@2713
|
386 |
/*
|
slouken@2713
|
387 |
* Cleans up after the subsystem.
|
slouken@2713
|
388 |
*/
|
slouken@2713
|
389 |
void
|
slouken@2713
|
390 |
SDL_HapticQuit(void)
|
slouken@2713
|
391 |
{
|
slouken@12304
|
392 |
while (SDL_haptics) {
|
slouken@12304
|
393 |
SDL_HapticClose(SDL_haptics);
|
slouken@12304
|
394 |
}
|
slouken@12304
|
395 |
|
slouken@2713
|
396 |
SDL_SYS_HapticQuit();
|
slouken@2713
|
397 |
}
|
slouken@2713
|
398 |
|
slouken@2713
|
399 |
/*
|
slouken@2713
|
400 |
* Returns the number of effects a haptic device has.
|
slouken@2713
|
401 |
*/
|
slouken@2713
|
402 |
int
|
slouken@2713
|
403 |
SDL_HapticNumEffects(SDL_Haptic * haptic)
|
slouken@2713
|
404 |
{
|
slouken@2713
|
405 |
if (!ValidHaptic(haptic)) {
|
slouken@2713
|
406 |
return -1;
|
slouken@2713
|
407 |
}
|
slouken@2713
|
408 |
|
slouken@2713
|
409 |
return haptic->neffects;
|
slouken@2713
|
410 |
}
|
slouken@2713
|
411 |
|
slouken@2713
|
412 |
|
slouken@2713
|
413 |
/*
|
slouken@2713
|
414 |
* Returns the number of effects a haptic device can play.
|
slouken@2713
|
415 |
*/
|
slouken@2713
|
416 |
int
|
slouken@2713
|
417 |
SDL_HapticNumEffectsPlaying(SDL_Haptic * haptic)
|
slouken@2713
|
418 |
{
|
slouken@2713
|
419 |
if (!ValidHaptic(haptic)) {
|
slouken@2713
|
420 |
return -1;
|
slouken@2713
|
421 |
}
|
slouken@2713
|
422 |
|
slouken@2713
|
423 |
return haptic->nplaying;
|
slouken@2713
|
424 |
}
|
slouken@2713
|
425 |
|
slouken@2713
|
426 |
|
slouken@2713
|
427 |
/*
|
slouken@2713
|
428 |
* Returns supported effects by the device.
|
slouken@2713
|
429 |
*/
|
slouken@2713
|
430 |
unsigned int
|
slouken@2713
|
431 |
SDL_HapticQuery(SDL_Haptic * haptic)
|
slouken@2713
|
432 |
{
|
slouken@2713
|
433 |
if (!ValidHaptic(haptic)) {
|
philipp@7131
|
434 |
return 0; /* same as if no effects were supported */
|
slouken@2713
|
435 |
}
|
slouken@2713
|
436 |
|
slouken@2713
|
437 |
return haptic->supported;
|
slouken@2713
|
438 |
}
|
slouken@2713
|
439 |
|
slouken@2713
|
440 |
|
slouken@2713
|
441 |
/*
|
slouken@2713
|
442 |
* Returns the number of axis on the device.
|
slouken@2713
|
443 |
*/
|
slouken@2713
|
444 |
int
|
slouken@2713
|
445 |
SDL_HapticNumAxes(SDL_Haptic * haptic)
|
slouken@2713
|
446 |
{
|
slouken@2713
|
447 |
if (!ValidHaptic(haptic)) {
|
slouken@2713
|
448 |
return -1;
|
slouken@2713
|
449 |
}
|
slouken@2713
|
450 |
|
slouken@2713
|
451 |
return haptic->naxes;
|
slouken@2713
|
452 |
}
|
slouken@2713
|
453 |
|
slouken@2713
|
454 |
/*
|
slouken@2713
|
455 |
* Checks to see if the device can support the effect.
|
slouken@2713
|
456 |
*/
|
slouken@2713
|
457 |
int
|
slouken@2713
|
458 |
SDL_HapticEffectSupported(SDL_Haptic * haptic, SDL_HapticEffect * effect)
|
slouken@2713
|
459 |
{
|
slouken@2713
|
460 |
if (!ValidHaptic(haptic)) {
|
slouken@2713
|
461 |
return -1;
|
slouken@2713
|
462 |
}
|
slouken@2713
|
463 |
|
slouken@2713
|
464 |
if ((haptic->supported & effect->type) != 0)
|
slouken@2713
|
465 |
return SDL_TRUE;
|
slouken@2713
|
466 |
return SDL_FALSE;
|
slouken@2713
|
467 |
}
|
slouken@2713
|
468 |
|
slouken@2713
|
469 |
/*
|
slouken@2713
|
470 |
* Creates a new haptic effect.
|
slouken@2713
|
471 |
*/
|
slouken@2713
|
472 |
int
|
slouken@2713
|
473 |
SDL_HapticNewEffect(SDL_Haptic * haptic, SDL_HapticEffect * effect)
|
slouken@2713
|
474 |
{
|
slouken@2713
|
475 |
int i;
|
slouken@2713
|
476 |
|
slouken@2713
|
477 |
/* Check for device validity. */
|
slouken@2713
|
478 |
if (!ValidHaptic(haptic)) {
|
slouken@2713
|
479 |
return -1;
|
slouken@2713
|
480 |
}
|
slouken@2713
|
481 |
|
slouken@2713
|
482 |
/* Check to see if effect is supported */
|
slouken@2713
|
483 |
if (SDL_HapticEffectSupported(haptic, effect) == SDL_FALSE) {
|
icculus@7037
|
484 |
return SDL_SetError("Haptic: Effect not supported by haptic device.");
|
slouken@2713
|
485 |
}
|
slouken@2713
|
486 |
|
slouken@2713
|
487 |
/* See if there's a free slot */
|
slouken@2713
|
488 |
for (i = 0; i < haptic->neffects; i++) {
|
slouken@2713
|
489 |
if (haptic->effects[i].hweffect == NULL) {
|
slouken@2713
|
490 |
|
slouken@2713
|
491 |
/* Now let the backend create the real effect */
|
slouken@2713
|
492 |
if (SDL_SYS_HapticNewEffect(haptic, &haptic->effects[i], effect)
|
slouken@2713
|
493 |
!= 0) {
|
slouken@2713
|
494 |
return -1; /* Backend failed to create effect */
|
slouken@2713
|
495 |
}
|
slouken@2713
|
496 |
|
slouken@2713
|
497 |
SDL_memcpy(&haptic->effects[i].effect, effect,
|
slouken@2713
|
498 |
sizeof(SDL_HapticEffect));
|
slouken@2713
|
499 |
return i;
|
slouken@2713
|
500 |
}
|
slouken@2713
|
501 |
}
|
slouken@2713
|
502 |
|
icculus@7037
|
503 |
return SDL_SetError("Haptic: Device has no free space left.");
|
slouken@2713
|
504 |
}
|
slouken@2713
|
505 |
|
slouken@2713
|
506 |
/*
|
slouken@2713
|
507 |
* Checks to see if an effect is valid.
|
slouken@2713
|
508 |
*/
|
slouken@2713
|
509 |
static int
|
slouken@2713
|
510 |
ValidEffect(SDL_Haptic * haptic, int effect)
|
slouken@2713
|
511 |
{
|
slouken@2713
|
512 |
if ((effect < 0) || (effect >= haptic->neffects)) {
|
slouken@2713
|
513 |
SDL_SetError("Haptic: Invalid effect identifier.");
|
slouken@2713
|
514 |
return 0;
|
slouken@2713
|
515 |
}
|
slouken@2713
|
516 |
return 1;
|
slouken@2713
|
517 |
}
|
slouken@2713
|
518 |
|
slouken@2713
|
519 |
/*
|
slouken@2713
|
520 |
* Updates an effect.
|
slouken@2713
|
521 |
*/
|
slouken@2713
|
522 |
int
|
slouken@2713
|
523 |
SDL_HapticUpdateEffect(SDL_Haptic * haptic, int effect,
|
slouken@2713
|
524 |
SDL_HapticEffect * data)
|
slouken@2713
|
525 |
{
|
slouken@2713
|
526 |
if (!ValidHaptic(haptic) || !ValidEffect(haptic, effect)) {
|
slouken@2713
|
527 |
return -1;
|
slouken@2713
|
528 |
}
|
slouken@2713
|
529 |
|
slouken@2713
|
530 |
/* Can't change type dynamically. */
|
slouken@2713
|
531 |
if (data->type != haptic->effects[effect].effect.type) {
|
icculus@7037
|
532 |
return SDL_SetError("Haptic: Updating effect type is illegal.");
|
slouken@2713
|
533 |
}
|
slouken@2713
|
534 |
|
slouken@2713
|
535 |
/* Updates the effect */
|
slouken@2713
|
536 |
if (SDL_SYS_HapticUpdateEffect(haptic, &haptic->effects[effect], data) <
|
slouken@2713
|
537 |
0) {
|
slouken@2713
|
538 |
return -1;
|
slouken@2713
|
539 |
}
|
slouken@2713
|
540 |
|
slouken@2713
|
541 |
SDL_memcpy(&haptic->effects[effect].effect, data,
|
slouken@2713
|
542 |
sizeof(SDL_HapticEffect));
|
icculus@7536
|
543 |
return 0;
|
slouken@2713
|
544 |
}
|
slouken@2713
|
545 |
|
slouken@2713
|
546 |
|
slouken@2713
|
547 |
/*
|
slouken@2713
|
548 |
* Runs the haptic effect on the device.
|
slouken@2713
|
549 |
*/
|
slouken@2713
|
550 |
int
|
slouken@2713
|
551 |
SDL_HapticRunEffect(SDL_Haptic * haptic, int effect, Uint32 iterations)
|
slouken@2713
|
552 |
{
|
slouken@2713
|
553 |
if (!ValidHaptic(haptic) || !ValidEffect(haptic, effect)) {
|
slouken@2713
|
554 |
return -1;
|
slouken@2713
|
555 |
}
|
slouken@2713
|
556 |
|
slouken@2713
|
557 |
/* Run the effect */
|
slouken@2713
|
558 |
if (SDL_SYS_HapticRunEffect(haptic, &haptic->effects[effect], iterations)
|
slouken@2713
|
559 |
< 0) {
|
slouken@2713
|
560 |
return -1;
|
slouken@2713
|
561 |
}
|
slouken@2713
|
562 |
|
slouken@2713
|
563 |
return 0;
|
slouken@2713
|
564 |
}
|
slouken@2713
|
565 |
|
slouken@2713
|
566 |
/*
|
slouken@2713
|
567 |
* Stops the haptic effect on the device.
|
slouken@2713
|
568 |
*/
|
slouken@2713
|
569 |
int
|
slouken@2713
|
570 |
SDL_HapticStopEffect(SDL_Haptic * haptic, int effect)
|
slouken@2713
|
571 |
{
|
slouken@2713
|
572 |
if (!ValidHaptic(haptic) || !ValidEffect(haptic, effect)) {
|
slouken@2713
|
573 |
return -1;
|
slouken@2713
|
574 |
}
|
slouken@2713
|
575 |
|
slouken@2713
|
576 |
/* Stop the effect */
|
slouken@2713
|
577 |
if (SDL_SYS_HapticStopEffect(haptic, &haptic->effects[effect]) < 0) {
|
slouken@2713
|
578 |
return -1;
|
slouken@2713
|
579 |
}
|
slouken@2713
|
580 |
|
slouken@2713
|
581 |
return 0;
|
slouken@2713
|
582 |
}
|
slouken@2713
|
583 |
|
slouken@2713
|
584 |
/*
|
slouken@2713
|
585 |
* Gets rid of a haptic effect.
|
slouken@2713
|
586 |
*/
|
slouken@2713
|
587 |
void
|
slouken@2713
|
588 |
SDL_HapticDestroyEffect(SDL_Haptic * haptic, int effect)
|
slouken@2713
|
589 |
{
|
slouken@2713
|
590 |
if (!ValidHaptic(haptic) || !ValidEffect(haptic, effect)) {
|
slouken@2713
|
591 |
return;
|
slouken@2713
|
592 |
}
|
slouken@2713
|
593 |
|
slouken@2713
|
594 |
/* Not allocated */
|
slouken@2713
|
595 |
if (haptic->effects[effect].hweffect == NULL) {
|
slouken@2713
|
596 |
return;
|
slouken@2713
|
597 |
}
|
slouken@2713
|
598 |
|
slouken@2713
|
599 |
SDL_SYS_HapticDestroyEffect(haptic, &haptic->effects[effect]);
|
slouken@2713
|
600 |
}
|
slouken@2713
|
601 |
|
slouken@2713
|
602 |
/*
|
slouken@2713
|
603 |
* Gets the status of a haptic effect.
|
slouken@2713
|
604 |
*/
|
slouken@2713
|
605 |
int
|
slouken@2713
|
606 |
SDL_HapticGetEffectStatus(SDL_Haptic * haptic, int effect)
|
slouken@2713
|
607 |
{
|
slouken@2713
|
608 |
if (!ValidHaptic(haptic) || !ValidEffect(haptic, effect)) {
|
slouken@2713
|
609 |
return -1;
|
slouken@2713
|
610 |
}
|
slouken@2713
|
611 |
|
slouken@2713
|
612 |
if ((haptic->supported & SDL_HAPTIC_STATUS) == 0) {
|
icculus@7037
|
613 |
return SDL_SetError("Haptic: Device does not support status queries.");
|
slouken@2713
|
614 |
}
|
slouken@2713
|
615 |
|
slouken@2713
|
616 |
return SDL_SYS_HapticGetEffectStatus(haptic, &haptic->effects[effect]);
|
slouken@2713
|
617 |
}
|
slouken@2713
|
618 |
|
slouken@2713
|
619 |
/*
|
slouken@2713
|
620 |
* Sets the global gain of the device.
|
slouken@2713
|
621 |
*/
|
slouken@2713
|
622 |
int
|
slouken@2713
|
623 |
SDL_HapticSetGain(SDL_Haptic * haptic, int gain)
|
slouken@2713
|
624 |
{
|
slouken@2713
|
625 |
const char *env;
|
slouken@2713
|
626 |
int real_gain, max_gain;
|
slouken@2713
|
627 |
|
slouken@2713
|
628 |
if (!ValidHaptic(haptic)) {
|
slouken@2713
|
629 |
return -1;
|
slouken@2713
|
630 |
}
|
slouken@2713
|
631 |
|
slouken@2713
|
632 |
if ((haptic->supported & SDL_HAPTIC_GAIN) == 0) {
|
icculus@7037
|
633 |
return SDL_SetError("Haptic: Device does not support setting gain.");
|
slouken@2713
|
634 |
}
|
slouken@2713
|
635 |
|
slouken@2713
|
636 |
if ((gain < 0) || (gain > 100)) {
|
icculus@7037
|
637 |
return SDL_SetError("Haptic: Gain must be between 0 and 100.");
|
slouken@2713
|
638 |
}
|
slouken@2713
|
639 |
|
slouken@2713
|
640 |
/* We use the envvar to get the maximum gain. */
|
slouken@2713
|
641 |
env = SDL_getenv("SDL_HAPTIC_GAIN_MAX");
|
slouken@2713
|
642 |
if (env != NULL) {
|
slouken@2713
|
643 |
max_gain = SDL_atoi(env);
|
slouken@2713
|
644 |
|
slouken@2713
|
645 |
/* Check for sanity. */
|
slouken@2713
|
646 |
if (max_gain < 0)
|
slouken@2713
|
647 |
max_gain = 0;
|
slouken@2713
|
648 |
else if (max_gain > 100)
|
slouken@2713
|
649 |
max_gain = 100;
|
slouken@2713
|
650 |
|
slouken@2713
|
651 |
/* We'll scale it linearly with SDL_HAPTIC_GAIN_MAX */
|
slouken@2713
|
652 |
real_gain = (gain * max_gain) / 100;
|
slouken@2713
|
653 |
} else {
|
slouken@2713
|
654 |
real_gain = gain;
|
slouken@2713
|
655 |
}
|
slouken@2713
|
656 |
|
slouken@2713
|
657 |
if (SDL_SYS_HapticSetGain(haptic, real_gain) < 0) {
|
slouken@2713
|
658 |
return -1;
|
slouken@2713
|
659 |
}
|
slouken@2713
|
660 |
|
slouken@2713
|
661 |
return 0;
|
slouken@2713
|
662 |
}
|
slouken@2713
|
663 |
|
slouken@2713
|
664 |
/*
|
slouken@2713
|
665 |
* Makes the device autocenter, 0 disables.
|
slouken@2713
|
666 |
*/
|
slouken@2713
|
667 |
int
|
slouken@2713
|
668 |
SDL_HapticSetAutocenter(SDL_Haptic * haptic, int autocenter)
|
slouken@2713
|
669 |
{
|
slouken@2713
|
670 |
if (!ValidHaptic(haptic)) {
|
slouken@2713
|
671 |
return -1;
|
slouken@2713
|
672 |
}
|
slouken@2713
|
673 |
|
slouken@2713
|
674 |
if ((haptic->supported & SDL_HAPTIC_AUTOCENTER) == 0) {
|
icculus@7037
|
675 |
return SDL_SetError("Haptic: Device does not support setting autocenter.");
|
slouken@2713
|
676 |
}
|
slouken@2713
|
677 |
|
slouken@2713
|
678 |
if ((autocenter < 0) || (autocenter > 100)) {
|
icculus@7037
|
679 |
return SDL_SetError("Haptic: Autocenter must be between 0 and 100.");
|
slouken@2713
|
680 |
}
|
slouken@2713
|
681 |
|
slouken@2713
|
682 |
if (SDL_SYS_HapticSetAutocenter(haptic, autocenter) < 0) {
|
slouken@2713
|
683 |
return -1;
|
slouken@2713
|
684 |
}
|
slouken@2713
|
685 |
|
slouken@2713
|
686 |
return 0;
|
slouken@2713
|
687 |
}
|
slouken@2713
|
688 |
|
slouken@2713
|
689 |
/*
|
slouken@2713
|
690 |
* Pauses the haptic device.
|
slouken@2713
|
691 |
*/
|
slouken@2713
|
692 |
int
|
slouken@2713
|
693 |
SDL_HapticPause(SDL_Haptic * haptic)
|
slouken@2713
|
694 |
{
|
slouken@2713
|
695 |
if (!ValidHaptic(haptic)) {
|
slouken@2713
|
696 |
return -1;
|
slouken@2713
|
697 |
}
|
slouken@2713
|
698 |
|
slouken@2713
|
699 |
if ((haptic->supported & SDL_HAPTIC_PAUSE) == 0) {
|
icculus@7037
|
700 |
return SDL_SetError("Haptic: Device does not support setting pausing.");
|
slouken@2713
|
701 |
}
|
slouken@2713
|
702 |
|
slouken@2713
|
703 |
return SDL_SYS_HapticPause(haptic);
|
slouken@2713
|
704 |
}
|
slouken@2713
|
705 |
|
slouken@2713
|
706 |
/*
|
slouken@2713
|
707 |
* Unpauses the haptic device.
|
slouken@2713
|
708 |
*/
|
slouken@2713
|
709 |
int
|
slouken@2713
|
710 |
SDL_HapticUnpause(SDL_Haptic * haptic)
|
slouken@2713
|
711 |
{
|
slouken@2713
|
712 |
if (!ValidHaptic(haptic)) {
|
slouken@2713
|
713 |
return -1;
|
slouken@2713
|
714 |
}
|
slouken@2713
|
715 |
|
slouken@2713
|
716 |
if ((haptic->supported & SDL_HAPTIC_PAUSE) == 0) {
|
slouken@2713
|
717 |
return 0; /* Not going to be paused, so we pretend it's unpaused. */
|
slouken@2713
|
718 |
}
|
slouken@2713
|
719 |
|
slouken@2713
|
720 |
return SDL_SYS_HapticUnpause(haptic);
|
slouken@2713
|
721 |
}
|
slouken@2713
|
722 |
|
slouken@2713
|
723 |
/*
|
slouken@2713
|
724 |
* Stops all the currently playing effects.
|
slouken@2713
|
725 |
*/
|
slouken@2713
|
726 |
int
|
slouken@2713
|
727 |
SDL_HapticStopAll(SDL_Haptic * haptic)
|
slouken@2713
|
728 |
{
|
slouken@2713
|
729 |
if (!ValidHaptic(haptic)) {
|
slouken@2713
|
730 |
return -1;
|
slouken@2713
|
731 |
}
|
slouken@2713
|
732 |
|
slouken@2713
|
733 |
return SDL_SYS_HapticStopAll(haptic);
|
slouken@2713
|
734 |
}
|
slouken@5360
|
735 |
|
slouken@5360
|
736 |
/*
|
slouken@5360
|
737 |
* Checks to see if rumble is supported.
|
slouken@5360
|
738 |
*/
|
slouken@5360
|
739 |
int
|
slouken@5360
|
740 |
SDL_HapticRumbleSupported(SDL_Haptic * haptic)
|
slouken@5360
|
741 |
{
|
slouken@5360
|
742 |
if (!ValidHaptic(haptic)) {
|
slouken@5360
|
743 |
return -1;
|
slouken@5360
|
744 |
}
|
slouken@5360
|
745 |
|
icculus@7621
|
746 |
/* Most things can use SINE, but XInput only has LEFTRIGHT. */
|
icculus@7621
|
747 |
return ((haptic->supported & (SDL_HAPTIC_SINE|SDL_HAPTIC_LEFTRIGHT)) != 0);
|
slouken@5360
|
748 |
}
|
slouken@5360
|
749 |
|
slouken@5360
|
750 |
/*
|
slouken@5360
|
751 |
* Initializes the haptic device for simple rumble playback.
|
slouken@5360
|
752 |
*/
|
slouken@5360
|
753 |
int
|
slouken@5360
|
754 |
SDL_HapticRumbleInit(SDL_Haptic * haptic)
|
slouken@5360
|
755 |
{
|
icculus@7621
|
756 |
SDL_HapticEffect *efx = &haptic->rumble_effect;
|
icculus@7621
|
757 |
|
slouken@5360
|
758 |
if (!ValidHaptic(haptic)) {
|
slouken@5360
|
759 |
return -1;
|
slouken@5360
|
760 |
}
|
slouken@5360
|
761 |
|
slouken@5360
|
762 |
/* Already allocated. */
|
slouken@5360
|
763 |
if (haptic->rumble_id >= 0) {
|
slouken@5360
|
764 |
return 0;
|
slouken@5360
|
765 |
}
|
slouken@5360
|
766 |
|
icculus@7621
|
767 |
SDL_zerop(efx);
|
icculus@7621
|
768 |
if (haptic->supported & SDL_HAPTIC_SINE) {
|
icculus@7621
|
769 |
efx->type = SDL_HAPTIC_SINE;
|
slouken@12060
|
770 |
efx->periodic.direction.type = SDL_HAPTIC_CARTESIAN;
|
icculus@7621
|
771 |
efx->periodic.period = 1000;
|
icculus@7621
|
772 |
efx->periodic.magnitude = 0x4000;
|
icculus@7621
|
773 |
efx->periodic.length = 5000;
|
icculus@7621
|
774 |
efx->periodic.attack_length = 0;
|
icculus@7621
|
775 |
efx->periodic.fade_length = 0;
|
icculus@7621
|
776 |
} else if (haptic->supported & SDL_HAPTIC_LEFTRIGHT) { /* XInput? */
|
icculus@7621
|
777 |
efx->type = SDL_HAPTIC_LEFTRIGHT;
|
icculus@7621
|
778 |
efx->leftright.length = 5000;
|
icculus@7621
|
779 |
efx->leftright.large_magnitude = 0x4000;
|
icculus@7621
|
780 |
efx->leftright.small_magnitude = 0x4000;
|
icculus@7621
|
781 |
} else {
|
icculus@7621
|
782 |
return SDL_SetError("Device doesn't support rumble");
|
icculus@7621
|
783 |
}
|
icculus@7621
|
784 |
|
slouken@5360
|
785 |
haptic->rumble_id = SDL_HapticNewEffect(haptic, &haptic->rumble_effect);
|
slouken@5360
|
786 |
if (haptic->rumble_id >= 0) {
|
slouken@5360
|
787 |
return 0;
|
slouken@5360
|
788 |
}
|
slouken@5360
|
789 |
return -1;
|
slouken@5360
|
790 |
}
|
slouken@5360
|
791 |
|
slouken@5360
|
792 |
/*
|
slouken@5360
|
793 |
* Runs simple rumble on a haptic device
|
slouken@5360
|
794 |
*/
|
slouken@5360
|
795 |
int
|
slouken@5360
|
796 |
SDL_HapticRumblePlay(SDL_Haptic * haptic, float strength, Uint32 length)
|
slouken@5360
|
797 |
{
|
icculus@7621
|
798 |
SDL_HapticEffect *efx;
|
icculus@7621
|
799 |
Sint16 magnitude;
|
slouken@5360
|
800 |
|
slouken@5360
|
801 |
if (!ValidHaptic(haptic)) {
|
slouken@5360
|
802 |
return -1;
|
slouken@5360
|
803 |
}
|
slouken@5360
|
804 |
|
slouken@5360
|
805 |
if (haptic->rumble_id < 0) {
|
icculus@7037
|
806 |
return SDL_SetError("Haptic: Rumble effect not initialized on haptic device");
|
slouken@5360
|
807 |
}
|
slouken@5360
|
808 |
|
slouken@5360
|
809 |
/* Clamp strength. */
|
slouken@5360
|
810 |
if (strength > 1.0f) {
|
slouken@5360
|
811 |
strength = 1.0f;
|
icculus@7621
|
812 |
} else if (strength < 0.0f) {
|
slouken@5360
|
813 |
strength = 0.0f;
|
slouken@5360
|
814 |
}
|
icculus@7621
|
815 |
magnitude = (Sint16)(32767.0f*strength);
|
slouken@5360
|
816 |
|
icculus@7621
|
817 |
efx = &haptic->rumble_effect;
|
icculus@7621
|
818 |
if (efx->type == SDL_HAPTIC_SINE) {
|
icculus@7621
|
819 |
efx->periodic.magnitude = magnitude;
|
icculus@7621
|
820 |
efx->periodic.length = length;
|
icculus@7621
|
821 |
} else if (efx->type == SDL_HAPTIC_LEFTRIGHT) {
|
icculus@7621
|
822 |
efx->leftright.small_magnitude = efx->leftright.large_magnitude = magnitude;
|
icculus@7621
|
823 |
efx->leftright.length = length;
|
icculus@7621
|
824 |
} else {
|
icculus@7621
|
825 |
SDL_assert(0 && "This should have been caught elsewhere");
|
icculus@7621
|
826 |
}
|
icculus@7621
|
827 |
|
philipp@7531
|
828 |
if (SDL_HapticUpdateEffect(haptic, haptic->rumble_id, &haptic->rumble_effect) < 0) {
|
philipp@7531
|
829 |
return -1;
|
slouken@7524
|
830 |
}
|
slouken@5360
|
831 |
|
slouken@5360
|
832 |
return SDL_HapticRunEffect(haptic, haptic->rumble_id, 1);
|
slouken@5360
|
833 |
}
|
slouken@5360
|
834 |
|
slouken@5360
|
835 |
/*
|
slouken@5360
|
836 |
* Stops the simple rumble on a haptic device.
|
slouken@5360
|
837 |
*/
|
slouken@5360
|
838 |
int
|
slouken@5360
|
839 |
SDL_HapticRumbleStop(SDL_Haptic * haptic)
|
slouken@5360
|
840 |
{
|
slouken@5360
|
841 |
if (!ValidHaptic(haptic)) {
|
slouken@5360
|
842 |
return -1;
|
slouken@5360
|
843 |
}
|
slouken@5360
|
844 |
|
slouken@5360
|
845 |
if (haptic->rumble_id < 0) {
|
icculus@7037
|
846 |
return SDL_SetError("Haptic: Rumble effect not initialized on haptic device");
|
slouken@5360
|
847 |
}
|
slouken@5360
|
848 |
|
slouken@5360
|
849 |
return SDL_HapticStopEffect(haptic, haptic->rumble_id);
|
slouken@5360
|
850 |
}
|
slouken@5360
|
851 |
|
slouken@9740
|
852 |
/* vi: set ts=4 sw=4 expandtab: */
|